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Best panels for small roofs

Ranked by power density in watts per square metre. The figure that matters when the roof, not the budget, is the constraint. All rankings

Manufacturer
All AE Solar Jinko Solar JA Solar DAH Solar Trina Solar Canadian Solar Longi Solar Suntech Hanersun Gamko New Energy Resun Solar GCL Waaree ZNShine SunEvo Solar Vikram Solar Yingli Sunova Horay Solar Phono Solar Emmvee Techwise Solar Seraphim Heckert Solar Risen Luxen Solar Energy Astronergy DMEGC Solar N Plus Goldi Solar AIKO Talesun MY Solar JS Solar Sunlike Solar EGing PV Jolywood Huasun Huayao LEDVANCE Runergy Tongwei Luxor Solar Leapton BYD Renesola TPL Solar HT-SAAE Q-SUN Solar VSUN Hiwatt Solar Shinson Technology Philadelphia Solar DAS Solar Jetion HY SOLAR Heliene S-Energy Q-Cells Solarspace Sunpro Power AmoSolar Ulica Solar PolyCrown Solar Tech SunLink SpolarPV TCL Zhonghuan Hyundai First Solar VDS Renewable Recom Boviet Solar PVolution Sun Earth AUSTA ENERGY REC SunKean Premier Energies Isola New Energy Sunket New Energy Rarlon PV Tech Solitek Adani Solar Silfab Renewsys Axitec Gokin Hounen Solar Solarwatt Solar-Fabrik Just Solar RedSolar Tata Power Solar Lina Energy FuturaSun G-STAR Maxeon Ocean Solar CSUN Selfa Aptos Solar IBC Solar SP Enerji Exiom Neo Solar Power New East Solar Einnova Solarline Motech Amerisolar Solaria LinkSol Panasonic LG Meyer Burger Mission Solar Hansol Kensol Powitt Solar Runtech China Bruk-Bet Lu'an Solar Sharp Daxieworld Twinsel Electronic Technology Weran Solar Haitai Solar CW Enerji Mysolar USA Renew Photovoltaics Centro Energy ECODELTA Fellow Energy GL Solar Avaada Bisol Lexron Sunplus Viessmann ET Solar Jinergy Loom Solar Sonnex Energie TN Solar Vespa Solar Enerji Kyocera Navitas Solar Clelo Tech Depozit Solar Gintech HD Solar KIOTO Solar Reliance New Energy TommaTech BECSA Bauer Solar Becquer DualSun Runda Solar SOMI Sunman VEDA Solar AEET Anern Energy Beny New Energy Corab Elege Electronic Jshine Solar Technology KB Solar MSolar Mogen Solar Solar Power Vietnam YS Solar Zonergy ENCOR AKCOME KDM Kingdom Solar Kingdom Peimar Easun Power LS Solar MWG ASM AU Optronics Growatt RMCIP Tescom Solar Top Solar Wanze Energy
Active 300 Wp and up Found 13,438 panels
Model Power Efficiency Wp/m² Temp Degr. Weight Tech. Standout
Huayao HY405-M108BSS 405 Wp 20.74% 207.4 -0.350 0.55% 20.5 kg PERC Typical across the board
YL405D-37e 1/2 / YL405D-37e 1500V 1/2 405 Wp 20.70% 207.4 -0.350 0.55% 21.5 kg PERC Typical across the board
YL405DF54 e/2 BI 405 Wp 20.70% 207.4 -0.350 0.45% 24.8 kg PERC Heavy for its class
Talesun TP7G54M/405W BI 405 Wp 20.70% 207.4 -0.350 0.55% 21.5 kg PERC Typical across the board
ZXM7-SH108-405W 405 Wp 20.74% 207.4 -0.350 0.55% 20.5 kg PERC Typical across the board
Solarwatt SOLARWATT Panel vision AM 4.0 pure BI 405 Wp 20.70% 207.4 -0.330 - 25.4 kg PERC Heavy for its class
HT-SAAE HT54-18X(PD)-F 405W BI 405 Wp 20.70% 207.4 -0.330 0.50% 24.0 kg PERC Cool in heat, top 10%
EGing PV EG-415M54-HLV-405W 405 Wp 20.74% 207.4 -0.350 - 20.2 kg PERC Degradation not published
EGing PV EG-405M54-HLV (black) 405 Wp 20.74% 207.4 -0.350 - 20.2 kg PERC Degradation not published
TS-BG54(405)-X BI 405 Wp 20.74% 207.4 -0.330 0.45% 24.2 kg PERC Slow degradation, top 9%
TS-BW54(405)-X BI 405 Wp 20.74% 207.4 -0.330 0.55% 21.5 kg PERC Cool in heat, top 10%
TS-BG54(405) BI 405 Wp 20.74% 207.4 -0.330 0.45% 24.2 kg PERC Slow degradation, top 9%
TS-BB54(405) BI 405 Wp 20.74% 207.4 -0.330 0.55% 21.5 kg PERC Cool in heat, top 10%
TS-BB54(405)-X BI 405 Wp 20.74% 207.4 -0.330 0.55% 21.5 kg PERC Cool in heat, top 10%
TS-BW54(405) BI 405 Wp 20.74% 207.4 -0.330 0.55% 21.5 kg PERC Cool in heat, top 10%
Hanersun HN18-54H405W 405 Wp 20.74% 207.4 -0.350 0.55% 21.5 kg PERC Typical across the board
Hanersun HN18-54HB405W 405 Wp 20.74% 207.4 -0.380 0.55% 21.5 kg PERC Weak in heat
Hanersun HN18-54HT405W BI 405 Wp 20.74% 207.4 -0.350 0.45% 24.5 kg PERC Slow degradation, top 9%
Vikram Solar PARADEA VSMDH.54.AAA.05-405 BI 405 Wp 20.74% 207.4 -0.350 0.50% 25.1 kg PERC Heavy for its class
Heliene 108HC-405 M10 SL S1 All Black 405 Wp 20.70% 207.4 -0.350 0.50% 21.5 kg PERC Slow degradation, top 22%
Luxor Solar LX-405M/182-108+ 405 Wp 21.05% 207.4 -0.360 0.50% 21.5 kg - Weak in heat
VSUN VSUN405-108BMH-DG BI 405 Wp 20.74% 207.4 -0.320 - 24.7 kg PERC Cool in heat, top 5%
VSUN VSUN405-108BMH BI 405 Wp 20.74% 207.4 -0.320 - 21.4 kg PERC Cool in heat, top 5%
Solarwatt SOLARWATT Panel vision AM 4.0 black (405 Wp variant) BI 405 Wp 20.80% 207.4 -0.330 - 25.4 kg PERC Heavy for its class
Aptos Solar DNA-108-BF10-405W BI 405 Wp 20.74% 207.4 -0.320 0.54% 22.0 kg PERC Cool in heat, top 5%
Ulica Solar UL-405M-108HV 405 Wp 20.74% 207.4 -0.360 0.55% 21.8 kg TOPCon Weak in heat
Aptos Solar DNA-108-MF10-405W 405 Wp 20.78% 207.4 -0.320 0.54% 21.5 kg PERC Cool in heat, top 5%
Q-SUN Solar QN-405HT-1 405 Wp 20.70% 207.4 -0.340 0.55% 21.0 kg PERC Cool in heat, top 24%
AmoSolar AS405M10-108 405 Wp 20.74% 207.4 -0.350 0.55% 21.0 kg PERC Typical across the board
SunEvo Solar SE5-54H-405W 405 Wp 20.70% 207.4 -0.350 0.45% 20.5 kg TOPCon Weak in heat
SRP-405-BMD-BG BI 405 Wp 20.74% 207.4 -0.340 0.45% 24.0 kg PERC Slow degradation, top 9%
Techwise Solar TW-405HTB-1 405 Wp 20.74% 207.4 -0.350 0.55% 20.8 kg PERC Typical across the board
Hiwatt Solar HW-M10/108H-405 405 Wp 20.70% 207.4 -0.340 0.55% 20.5 kg PERC Cool in heat, top 24%
Shinson Technology S405M54P3 BI 405 Wp 20.70% 207.4 -0.340 0.50% 20.7 kg PERC Slow degradation, top 22%
Solar N Plus SP-M10/108HG-405 BI 405 Wp 20.70% 207.4 -0.350 - 24.1 kg PERC Degradation not published
Solar N Plus SP-M10/108HG-405W BI 405 Wp 20.70% 207.4 -0.350 - 24.1 kg PERC Degradation not published
LF405M10-54H 405 Wp 20.70% 207.4 -0.354 0.55% 21.5 kg N-type Fast degradation
Gamko New Energy GKA182M108-405W BI 405 Wp 20.74% 207.4 -0.360 - 19.5 kg PERC Light for its class, top 7%
Shinson Technology S405M54P3BFB BI 405 Wp 20.74% 207.4 -0.340 0.50% 19.5 kg PERC Light for its class, top 7%
SRP-405-BMD-HV 405 Wp 20.74% 207.4 -0.340 0.55% 21.5 kg PERC Cool in heat, top 24%
Shinson Technology S405M54P3B BI 405 Wp 20.74% 207.4 -0.340 0.50% 20.7 kg PERC Slow degradation, top 22%
Solarspace SS8-54HSB-405M 405 Wp 20.74% 207.4 -0.335 0.55% 21.0 kg PERC Cool in heat, top 14%
Sunlike Solar LNVB-405M 405 Wp 20.74% 207.4 -0.360 0.53% 21.0 kg PERC Weak in heat
Techwise Solar TW-405HT-1 405 Wp 20.74% 207.4 -0.350 0.55% 20.8 kg PERC Typical across the board
Solar N Plus SP-M10/108H-405 405 Wp 20.70% 207.4 -0.350 - 21.0 kg PERC Degradation not published
SunLink SL5M108-405 405 Wp 20.70% 207.4 -0.350 0.55% 21.5 kg PERC Typical across the board
JS405M108 405 Wp 21.70% 207.4 -0.300 - 19.0 kg PERC Top 2% efficiency
SunKean SKT405M10 BI 405 Wp 20.80% 207.4 -0.350 - 23.4 kg PERC Degradation not published
Runtech China RT405WM 405 Wp 20.80% 207.4 -0.350 - 20.5 kg - Degradation not published
Axitec AC-405MBT/108V BI 405 Wp 20.74% 207.4 -0.350 0.50% 21.5 kg PERC Slow degradation, top 22%
Colour key Strong - top 25% of segment Typical - middle 50% Weak - bottom 25%
Reading this table

Every number is ranked

Colour and bar show where a value sits inside that panel's own segment - its cell technology at its power class - not across the whole database.

Standout says why it matters

One phrase per row, generated from whichever metric is furthest from its segment median.

A dash means no data

The manufacturer did not publish it. We never estimate a missing value - the amber triangle marks those rows.

Technologies

TOPCon HJT PERC N-type